Edexcel IGCSEMathematicsGeneral Applications2 Marks
The point A has coordinates $(3, 5)$ The point B has coordinates $(-1, 8)$ Calculate the gradient of AB
Mark scheme
Marking points from the official mark scheme. The mark or mark type is shown in brackets.
- M1 for substituting values into formula for gradient e.g. (8 - 5)/(-1 - 3) or (5 - 8)/(3 - (-1))
- A1 for $-3/4$ or $-0.75$
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